Home / 2,129.43-2,938.53-1,466.26

Finding the Fourth Proportional to 2,129.43, 2,938.53 and 1,466.26

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Solution

The fourth proportional to 2,129.43, 2,938.53 and 1,466.26 is: 2,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129.43 : 2,938.53 = 1,466.26 : x
  2. Step 2: Convert to fraction form
    2,129.43/2,938.53 = 1,466.26/x
  3. Step 3: Cross multiply
    2,129.43x = 2,938.53 × 1,466.26
  4. Step 4: Simplify right side
    2,129.43x = 4,308,649.00
  5. Step 5: Solve for x
    x = 4,308,649.00/2,129.43
  6. Step 6: Final answer
    x = 2,023.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.